Sunny Isle Jamaican Black Castor Oil Natural Curly Styling Custard 8 Oz. Make your naturally wavy or curly hair look its best with Sunny Isle Jamaican Black Castor Oil Curly Styling Custard. This formula adds and holds moisture, and is lightweight to help your long tresses hang, not droop, while bringing a beautiful, natural frizz-free shine to your hair! Great for natural or transitioning hair, this formula makes everyday a good hair day. Benefits: Infused with authentic, organic Jamaican Black Castor Oil. Holds and defines curls. Tames frizz. Long-lasting hold. Moisturizes naturally curly hair. Stimulates hair growth while detangling hair. Free of parabens and sulfates.